It tumbled 15% today.
It peaked at $19511, then dropped to $13048, but gained a tad back up to over $14K.
Far too volatile in my view. You would have to have money to burn to risk the ups and downs of that thing.

Bail out of it quick. It's about to become worthless. The criminal underworld have dropped it in favour of some other cryptocurrencies because Bitcoin can now have it's transactions traced by software such as one called Chainalysis. The Criminals are opting for some new untraceable cryptocurrencies. Well....untraceable at the moment anyway.

Bitcoin has fallen sharply over the past 24 hours by a massive -US$3,000 to US$11,161, a -20% slump. That takes the price back to where it was on December 4, 2017. Growing regulatory pushback is behind the reassessment, especially in Japan, Korea and China where the exuberance was most pronounced